Build Desktop Apps with Sencha GXT

Sencha GXT is a web app framework that uses the GWT compiler to create amazing web apps faster than ever. If you to write in Java, learn how to extend GWT to compile your code into highly-optimized cross-browser JavaScript. Quite simply, Sencha GXT is the fastest, most powerful way to create rich web-based applications using Java.

Sencha GXT 2.x to 3.0 Migration Guide
Sencha GXT 3.0 is the next generation of the components and tools that, in conjunction with the GWT compiler and runtime, make it possible to build large scale maintainable browser-based web applications.

2.x, 3.x

Apr 30, 2012

Easy

Running Ext GWT 2 and 3 Together
Over the past weeks, we introduced you to some of the new features and improvements in Ext GWT 3. To allow a smooth transition from Ext GWT 2 to 3, Ext GWT lets you include both v2 and v3 components in the same application. This article explains the steps you need to take to run components from both versions at the same time.